Home / 83,088,013.60-124,632,020.40-49,025,677.60

Finding the Fourth Proportional to 83,088,013.60, 124,632,020.40 and 49,025,677.60

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Solution

The fourth proportional to 83,088,013.60, 124,632,020.40 and 49,025,677.60 is: 73,538,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,088,013.60 : 124,632,020.40 = 49,025,677.60 : x
  2. Step 2: Convert to fraction form
    83,088,013.60/124,632,020.40 = 49,025,677.60/x
  3. Step 3: Cross multiply
    83,088,013.60x = 124,632,020.40 × 49,025,677.60
  4. Step 4: Simplify right side
    83,088,013.60x = 6,110,169,250,767,024
  5. Step 5: Solve for x
    x = 6,110,169,250,767,024/83,088,013.60
  6. Step 6: Final answer
    x = 73,538,516.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.